EP2497922A3 - Systèmes et procédés de refroidissement d'un injecteur de carburant à air comprimé étagé - Google Patents

Systèmes et procédés de refroidissement d'un injecteur de carburant à air comprimé étagé Download PDF

Info

Publication number
EP2497922A3
EP2497922A3 EP12250054.9A EP12250054A EP2497922A3 EP 2497922 A3 EP2497922 A3 EP 2497922A3 EP 12250054 A EP12250054 A EP 12250054A EP 2497922 A3 EP2497922 A3 EP 2497922A3
Authority
EP
European Patent Office
Prior art keywords
fuel
circuit
prefilmer
main
atomizer
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP12250054.9A
Other languages
German (de)
English (en)
Other versions
EP2497922B1 (fr
EP2497922A2 (fr
Inventor
Neal Thomson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rolls Royce PLC
Original Assignee
Rolls Royce PLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Rolls Royce PLC filed Critical Rolls Royce PLC
Publication of EP2497922A2 publication Critical patent/EP2497922A2/fr
Publication of EP2497922A3 publication Critical patent/EP2497922A3/fr
Application granted granted Critical
Publication of EP2497922B1 publication Critical patent/EP2497922B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D11/00—Burners using a direct spraying action of liquid droplets or vaporised liquid into the combustion space
    • F23D11/10—Burners using a direct spraying action of liquid droplets or vaporised liquid into the combustion space the spraying being induced by a gaseous medium, e.g. water vapour
    • F23D11/106—Burners using a direct spraying action of liquid droplets or vaporised liquid into the combustion space the spraying being induced by a gaseous medium, e.g. water vapour medium and fuel meeting at the burner outlet
    • F23D11/107—Burners using a direct spraying action of liquid droplets or vaporised liquid into the combustion space the spraying being induced by a gaseous medium, e.g. water vapour medium and fuel meeting at the burner outlet at least one of both being subjected to a swirling motion
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/22—Fuel supply systems
    • F02C7/236—Fuel delivery systems comprising two or more pumps
    • F02C7/2365—Fuel delivery systems comprising two or more pumps comprising an air supply system for the atomisation of fuel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
    • F23R3/00—Continuous combustion chambers using liquid or gaseous fuel
    • F23R3/28—Continuous combustion chambers using liquid or gaseous fuel characterised by the fuel supply
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
    • F23R3/00—Continuous combustion chambers using liquid or gaseous fuel
    • F23R3/28—Continuous combustion chambers using liquid or gaseous fuel characterised by the fuel supply
    • F23R3/34—Feeding into different combustion zones
    • F23R3/343—Pilot flames, i.e. fuel nozzles or injectors using only a very small proportion of the total fuel to insure continuous combustion
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D2900/00—Special features of, or arrangements for burners using fluid fuels or solid fuels suspended in a carrier gas
    • F23D2900/11101—Pulverising gas flow impinging on fuel from pre-filming surface, e.g. lip atomizers

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
EP12250054.9A 2011-03-10 2012-03-09 Systèmes et procédés de refroidissement d'un injecteur de carburant à air comprimé étagé Active EP2497922B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12/932,958 US9383097B2 (en) 2011-03-10 2011-03-10 Systems and method for cooling a staged airblast fuel injector

Publications (3)

Publication Number Publication Date
EP2497922A2 EP2497922A2 (fr) 2012-09-12
EP2497922A3 true EP2497922A3 (fr) 2015-06-17
EP2497922B1 EP2497922B1 (fr) 2019-08-21

Family

ID=45894380

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12250054.9A Active EP2497922B1 (fr) 2011-03-10 2012-03-09 Systèmes et procédés de refroidissement d'un injecteur de carburant à air comprimé étagé

Country Status (2)

Country Link
US (1) US9383097B2 (fr)
EP (1) EP2497922B1 (fr)

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US8925325B2 (en) * 2011-03-18 2015-01-06 Delavan Inc. Recirculating product injection nozzle
US9188063B2 (en) 2011-11-03 2015-11-17 Delavan Inc. Injectors for multipoint injection
US9341373B2 (en) * 2012-03-30 2016-05-17 Solar Turbines Incorporated Air blocker ring assembly with blocker ring protrusions
US9310081B2 (en) 2012-05-14 2016-04-12 Delavan Inc. Methods of fabricating fuel injectors using laser additive deposition
US20140367494A1 (en) * 2013-06-14 2014-12-18 Delavan Inc Additively manufactured nozzle tip for fuel injector
EP2823952A1 (fr) * 2013-07-09 2015-01-14 Siemens Aktiengesellschaft Procédé d'adaptation et procédé de fabrication pour des composants fabriqués par SLM
US9556795B2 (en) * 2013-09-06 2017-01-31 Delavan Inc Integrated heat shield
WO2015050987A1 (fr) * 2013-10-04 2015-04-09 United Technologies Corporation Âme de gicleur de carburant à fabrication additive pour un moteur à turbine à gaz
US9574776B2 (en) * 2013-10-21 2017-02-21 Delavan Inc. Three-piece airblast fuel injector
US20150285502A1 (en) * 2014-04-08 2015-10-08 General Electric Company Fuel nozzle shroud and method of manufacturing the shroud
US9857002B2 (en) * 2014-05-09 2018-01-02 United Technologies Corporation Fluid couplings and methods for additive manufacturing thereof
US9897321B2 (en) 2015-03-31 2018-02-20 Delavan Inc. Fuel nozzles
US10385809B2 (en) 2015-03-31 2019-08-20 Delavan Inc. Fuel nozzles
US10876477B2 (en) 2016-09-16 2020-12-29 Delavan Inc Nozzles with internal manifolding
FR3059047B1 (fr) * 2016-11-21 2020-08-28 Safran Helicopter Engines Injecteur de chambre de combustion pour une turbomachine et son procede de fabrication
CN108731029B (zh) * 2017-04-25 2021-10-29 帕克-汉尼芬公司 喷气燃料喷嘴
WO2018209664A1 (fr) * 2017-05-19 2018-11-22 深圳市能源环保有限公司 Pistolet de pulvérisation à deux fluides pour éjection arrière et combustion de lixiviat dans une centrale électrique d'incinération de déchets
CN107013908B (zh) * 2017-05-19 2023-05-09 深圳能源环保股份有限公司 一种用于垃圾焚烧发电厂沥滤液回喷燃烧的双流体喷枪
US11060479B2 (en) 2017-08-29 2021-07-13 General Electric Company Reciprocating engine
US20190093562A1 (en) 2017-09-28 2019-03-28 Solar Turbines Incorporated Scroll for fuel injector assemblies in gas turbine engines
GB201803650D0 (en) * 2018-03-07 2018-04-25 Rolls Royce Plc A lean burn fuel injector
FR3084449B1 (fr) * 2018-07-25 2020-07-17 Safran Aircraft Engines Dispositif d'injection de carburant multipoint
DE102019106163A1 (de) * 2019-03-11 2020-09-17 Illinois Tool Works Inc. Düsenanordnung zum auftragen von fluiden und verfahren zum herstellen eines grundkörpers einer solchen düsenanordnung
GB201910284D0 (en) * 2019-07-18 2019-09-04 Rolls Royce Plc Fuel injector
GB201913882D0 (en) 2019-09-26 2019-11-13 Rolls Royce Plc Fuel spray nozzle
FR3107564B1 (fr) * 2020-02-24 2022-12-02 Safran Helicopter Engines Ensemble de combustion pour turbomachine
US11525403B2 (en) * 2021-05-05 2022-12-13 Pratt & Whitney Canada Corp. Fuel nozzle with integrated metering and flashback system
CN113324262B (zh) * 2021-06-16 2022-10-25 哈尔滨工程大学 一种用于低排放燃气轮机的同轴分级气体燃料燃烧室头部
JP7352604B2 (ja) * 2021-09-30 2023-09-28 三菱重工業株式会社 バーナ及び燃焼器
GB202213412D0 (en) * 2022-09-14 2022-10-26 Rolls Royce Plc Fuel spray nozzle for gas turbine engine and method for manufacturing the same
EP4343206A1 (fr) * 2022-09-23 2024-03-27 RTX Corporation Injecteur de carburant de moteur à turbine à gaz avec plusieurs circuits de carburant

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US20070163263A1 (en) * 2006-01-17 2007-07-19 Goodrich - Delavan Turbine Fuel Technologies System and method for cooling a staged airblast fuel injector
EP2017534A1 (fr) * 2007-07-15 2009-01-21 General Electric Company Composants capables de transporter des liquides fabriqués à l'aide d'un moulage à injection
US20090140073A1 (en) * 2007-11-30 2009-06-04 Delavan Inc Method of fuel nozzle construction

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FR2875584B1 (fr) * 2004-09-23 2009-10-30 Snecma Moteurs Sa Injecteur a effervescence pour systeme aeromecanique d'injection air/carburant dans une chambre de combustion de turbomachine
GB0516208D0 (en) 2005-08-05 2005-09-14 Rolls Royce Plc Fuel injector
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Patent Citations (4)

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Publication number Priority date Publication date Assignee Title
EP1471308A1 (fr) * 2003-04-24 2004-10-27 General Electric Company Injecteur de combustible avec système de purge induite par pression différentielle avec cyclone asymétrique
US20070163263A1 (en) * 2006-01-17 2007-07-19 Goodrich - Delavan Turbine Fuel Technologies System and method for cooling a staged airblast fuel injector
EP2017534A1 (fr) * 2007-07-15 2009-01-21 General Electric Company Composants capables de transporter des liquides fabriqués à l'aide d'un moulage à injection
US20090140073A1 (en) * 2007-11-30 2009-06-04 Delavan Inc Method of fuel nozzle construction

Also Published As

Publication number Publication date
EP2497922B1 (fr) 2019-08-21
US20120228397A1 (en) 2012-09-13
EP2497922A2 (fr) 2012-09-12
US9383097B2 (en) 2016-07-05

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